Energy constantly flows into the biosphere as sunlight.

this energy flows through organisms and the environment and eventually flows out of the biosphere as

nitrogen

water

heat

oxygen

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?

Why does controlling transcription affect prokaryotic gene expression?

In humans #of chromosomes at beggining of divisipn in mitosis